The research changes how we study obesity, as most effort so far has looked at people with high body mass index only.

This month, we bring you the sex life of 30-year-old R, who talks about navigating sex and desire as someone who is fat.

Women may face different barriers to quitting smoking related to fear of weight gain, sex hormones, and mood.

Metabolism has been most widely associated with weight gain in people in their late 20s and 30s. But the findings essentially dismiss that belief.

Usually, there are lifestyle factors at play that may not be apparent while someone is gorging on chicken wings.

Scientists are looking into what, exactly, causes the changes to metabolism behind yoyo weight loss.

A new twist on the age-old girdle, these sweat-and-slim weight loss belts can actually cause health problems.

When they only eat once a day, people tend to eat way more than usual, which leads to weight gain.

Pregnant and postpartum women experiencing weight-related stigma are at risk for depressive symptoms, unhealthy eating behaviors, and stress.

A new study helps explain why keeping a long gap between dinner and breakfast can help obese people lose weight.

Excess belly fat is apparently as dangerous as overall obesity.

A change in how people view food could heal disordered eating and de-prioritize getting skinny.

Hormones and social norms affect women's post-pregnancy weight loss.

Surprisingly, this is one fad that has (some) evidence to back it up.

Not really worth it, then.

New research explains a primary factor for obesity -- and suggests a way to combat it.

Nutrition psychology explores attitudes toward food and eating, and how they affect our mental and physical health.

Women have certain genetic twists that aren't found in men.